diff options
Diffstat (limited to 'src/3rdparty/freetype/src/pcf/pcfread.c')
| -rw-r--r-- | src/3rdparty/freetype/src/pcf/pcfread.c | 490 |
1 files changed, 278 insertions, 212 deletions
diff --git a/src/3rdparty/freetype/src/pcf/pcfread.c b/src/3rdparty/freetype/src/pcf/pcfread.c index 537da0dc79..f167bcb8ae 100644 --- a/src/3rdparty/freetype/src/pcf/pcfread.c +++ b/src/3rdparty/freetype/src/pcf/pcfread.c @@ -25,11 +25,10 @@ THE SOFTWARE. */ -#include <ft2build.h> -#include FT_INTERNAL_DEBUG_H -#include FT_INTERNAL_STREAM_H -#include FT_INTERNAL_OBJECTS_H +#include <freetype/internal/ftdebug.h> +#include <freetype/internal/ftstream.h> +#include <freetype/internal/ftobjs.h> #include "pcf.h" #include "pcfread.h" @@ -37,14 +36,14 @@ THE SOFTWARE. #include "pcferror.h" - /*************************************************************************/ - /* */ - /* The macro FT_COMPONENT is used in trace mode. It is an implicit */ - /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */ - /* messages during execution. */ - /* */ + /************************************************************************** + * + * The macro FT_COMPONENT is used in trace mode. It is an implicit + * parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log + * messages during execution. + */ #undef FT_COMPONENT -#define FT_COMPONENT trace_pcfread +#define FT_COMPONENT pcfread #ifdef FT_DEBUG_LEVEL_TRACE @@ -122,13 +121,13 @@ THE SOFTWARE. toc->count > 9 ) { FT_TRACE0(( "pcf_read_TOC: adjusting number of tables" - " (from %d to %d)\n", + " (from %ld to %ld)\n", toc->count, FT_MIN( stream->size >> 4, 9 ) )); toc->count = FT_MIN( stream->size >> 4, 9 ); } - if ( FT_NEW_ARRAY( face->toc.tables, toc->count ) ) + if ( FT_QNEW_ARRAY( face->toc.tables, toc->count ) ) return error; tables = face->toc.tables; @@ -178,23 +177,23 @@ THE SOFTWARE. } /* - * We now check whether the `size' and `offset' values are reasonable: - * `offset' + `size' must not exceed the stream size. + * We now check whether the `size' and `offset' values are reasonable: + * `offset' + `size' must not exceed the stream size. * - * Note, however, that X11's `pcfWriteFont' routine (used by the - * `bdftopcf' program to create PDF font files) has two special - * features. + * Note, however, that X11's `pcfWriteFont' routine (used by the + * `bdftopcf' program to create PCF font files) has two special + * features. * - * - It always assigns the accelerator table a size of 100 bytes in the - * TOC, regardless of its real size, which can vary between 34 and 72 - * bytes. + * - It always assigns the accelerator table a size of 100 bytes in the + * TOC, regardless of its real size, which can vary between 34 and 72 + * bytes. * - * - Due to the way the routine is designed, it ships out the last font - * table with its real size, ignoring the TOC's size value. Since - * the TOC size values are always rounded up to a multiple of 4, the - * difference can be up to three bytes for all tables except the - * accelerator table, for which the difference can be as large as 66 - * bytes. + * - Due to the way the routine is designed, it ships out the last font + * table with its real size, ignoring the TOC's size value. Since + * the TOC size values are always rounded up to a multiple of 4, the + * difference can be up to three bytes for all tables except the + * accelerator table, for which the difference can be as large as 66 + * bytes. * */ @@ -239,10 +238,10 @@ THE SOFTWARE. { for ( j = 0; j < sizeof ( tableNames ) / sizeof ( tableNames[0] ); j++ ) - if ( tables[i].type == (FT_UInt)( 1 << j ) ) + if ( tables[i].type == 1UL << j ) name = tableNames[j]; - FT_TRACE4(( " %d: type=%s, format=0x%X," + FT_TRACE4(( " %d: type=%s, format=0x%lX," " size=%ld (0x%lX), offset=%ld (0x%lX)\n", i, name, tables[i].format, @@ -502,8 +501,8 @@ THE SOFTWARE. if ( FT_READ_ULONG_LE( format ) ) goto Bail; - FT_TRACE4(( "pcf_get_properties:\n" - " format: 0x%lX (%s)\n", + FT_TRACE4(( "pcf_get_properties:\n" )); + FT_TRACE4(( " format: 0x%lX (%s)\n", format, PCF_BYTE_ORDER( format ) == MSBFirst ? "MSB" : "LSB" )); @@ -541,7 +540,7 @@ THE SOFTWARE. face->nprops = (int)nprops; - if ( FT_NEW_ARRAY( props, nprops ) ) + if ( FT_QNEW_ARRAY( props, nprops ) ) goto Bail; for ( i = 0; i < nprops; i++ ) @@ -608,13 +607,13 @@ THE SOFTWARE. } /* allocate one more byte so that we have a final null byte */ - if ( FT_NEW_ARRAY( strings, string_size + 1 ) ) + if ( FT_QALLOC( strings, string_size + 1 ) || + FT_STREAM_READ( strings, string_size ) ) goto Bail; - error = FT_Stream_Read( stream, (FT_Byte*)strings, string_size ); - if ( error ) - goto Bail; + strings[string_size] = '\0'; + /* zero out in case of failure */ if ( FT_NEW_ARRAY( properties, nprops ) ) goto Bail; @@ -661,7 +660,7 @@ THE SOFTWARE. { properties[i].value.l = props[i].value; - FT_TRACE4(( " %d\n", properties[i].value.l )); + FT_TRACE4(( " %ld\n", properties[i].value.l )); } } @@ -698,8 +697,8 @@ THE SOFTWARE. if ( FT_READ_ULONG_LE( format ) ) goto Bail; - FT_TRACE4(( "pcf_get_metrics:\n" - " format: 0x%lX (%s, %s)\n", + FT_TRACE4(( "pcf_get_metrics:\n" )); + FT_TRACE4(( " format: 0x%lX (%s, %s)\n", format, PCF_BYTE_ORDER( format ) == MSBFirst ? "MSB" : "LSB", PCF_FORMAT_MATCH( format, PCF_COMPRESSED_METRICS ) ? @@ -743,33 +742,39 @@ THE SOFTWARE. if ( !orig_nmetrics ) return FT_THROW( Invalid_Table ); - /* PCF is a format from ancient times; Unicode was in its */ - /* infancy, and widely used two-byte character sets for CJK */ - /* scripts (Big 5, GB 2312, JIS X 0208, etc.) did have at most */ - /* 15000 characters. Even the more exotic CNS 11643 and CCCII */ - /* standards, which were essentially three-byte character sets, */ - /* provided less then 65536 assigned characters. */ - /* */ - /* While technically possible to have a larger number of glyphs */ - /* in PCF files, we thus limit the number to 65536. */ - if ( orig_nmetrics > 65536 ) + /* + * PCF is a format from ancient times; Unicode was in its infancy, and + * widely used two-byte character sets for CJK scripts (Big 5, GB 2312, + * JIS X 0208, etc.) did have at most 15000 characters. Even the more + * exotic CNS 11643 and CCCII standards, which were essentially + * three-byte character sets, provided less then 65536 assigned + * characters. + * + * While technically possible to have a larger number of glyphs in PCF + * files, we thus limit the number to 65535, taking into account that we + * synthesize the metrics of glyph 0 to be a copy of the `default + * character', and that 0xFFFF in the encodings array indicates a + * missing glyph. + */ + if ( orig_nmetrics > 65534 ) { FT_TRACE0(( "pcf_get_metrics:" - " only loading first 65536 metrics\n" )); - nmetrics = 65536; + " only loading first 65534 metrics\n" )); + nmetrics = 65534; } else nmetrics = orig_nmetrics; - face->nmetrics = nmetrics; + face->nmetrics = nmetrics + 1; - if ( FT_NEW_ARRAY( face->metrics, nmetrics ) ) + if ( FT_QNEW_ARRAY( face->metrics, face->nmetrics ) ) return error; - metrics = face->metrics; + /* we handle glyph index 0 later on */ + metrics = face->metrics + 1; FT_TRACE4(( "\n" )); - for ( i = 0; i < nmetrics; i++, metrics++ ) + for ( i = 1; i < face->nmetrics; i++, metrics++ ) { FT_TRACE5(( " idx %ld:", i )); error = pcf_get_metric( stream, format, metrics ); @@ -792,7 +797,7 @@ THE SOFTWARE. metrics->descent = 0; FT_TRACE0(( "pcf_get_metrics:" - " invalid metrics for glyph %d\n", i )); + " invalid metrics for glyph %ld\n", i )); } } @@ -808,12 +813,10 @@ THE SOFTWARE. pcf_get_bitmaps( FT_Stream stream, PCF_Face face ) { - FT_Error error; - FT_Memory memory = FT_FACE( face )->memory; - FT_Long* offsets = NULL; - FT_Long bitmapSizes[GLYPHPADOPTIONS]; - FT_ULong format, size; - FT_ULong nbitmaps, orig_nbitmaps, i, sizebitmaps = 0; + FT_Error error; + FT_ULong bitmapSizes[GLYPHPADOPTIONS]; + FT_ULong format, size, pos; + FT_ULong nbitmaps, orig_nbitmaps, i, sizebitmaps = 0; error = pcf_seek_to_table_type( stream, @@ -837,17 +840,16 @@ THE SOFTWARE. FT_Stream_ExitFrame( stream ); - FT_TRACE4(( "pcf_get_bitmaps:\n" - " format: 0x%lX\n" - " (%s, %s,\n" - " padding=%d bit%s, scanning=%d bit%s)\n", - format, + FT_TRACE4(( "pcf_get_bitmaps:\n" )); + FT_TRACE4(( " format: 0x%lX\n", format )); + FT_TRACE4(( " (%s, %s,\n", PCF_BYTE_ORDER( format ) == MSBFirst ? "most significant byte first" : "least significant byte first", PCF_BIT_ORDER( format ) == MSBFirst ? "most significant bit first" - : "least significant bit first", + : "least significant bit first" )); + FT_TRACE4(( " padding=%d bit%s, scanning=%d bit%s)\n", 8 << PCF_GLYPH_PAD_INDEX( format ), ( 8 << PCF_GLYPH_PAD_INDEX( format ) ) == 1 ? "" : "s", 8 << PCF_SCAN_UNIT_INDEX( format ), @@ -859,31 +861,46 @@ THE SOFTWARE. FT_TRACE4(( " number of bitmaps: %ld\n", orig_nbitmaps )); /* see comment in `pcf_get_metrics' */ - if ( orig_nbitmaps > 65536 ) + if ( orig_nbitmaps > 65534 ) { FT_TRACE0(( "pcf_get_bitmaps:" - " only loading first 65536 bitmaps\n" )); - nbitmaps = 65536; + " only loading first 65534 bitmaps\n" )); + nbitmaps = 65534; } else nbitmaps = orig_nbitmaps; - if ( nbitmaps != face->nmetrics ) + /* no extra bitmap for glyph 0 */ + if ( nbitmaps != face->nmetrics - 1 ) return FT_THROW( Invalid_File_Format ); - if ( FT_NEW_ARRAY( offsets, nbitmaps ) ) - return error; + /* start position of bitmap data */ + pos = stream->pos + nbitmaps * 4 + 4 * 4; FT_TRACE5(( "\n" )); - for ( i = 0; i < nbitmaps; i++ ) + for ( i = 1; i <= nbitmaps; i++ ) { + FT_ULong offset; + + if ( PCF_BYTE_ORDER( format ) == MSBFirst ) - (void)FT_READ_LONG( offsets[i] ); + (void)FT_READ_ULONG( offset ); else - (void)FT_READ_LONG_LE( offsets[i] ); + (void)FT_READ_ULONG_LE( offset ); + + FT_TRACE5(( " bitmap %lu: offset %lu (0x%lX)\n", + i, offset, offset )); - FT_TRACE5(( " bitmap %ld: offset %ld (0x%lX)\n", - i, offsets[i], offsets[i] )); + /* right now, we only check the offset with a rough estimate; */ + /* actual bitmaps are only loaded on demand */ + if ( offset > size ) + { + FT_TRACE0(( "pcf_get_bitmaps:" + " invalid offset to bitmap data of glyph %lu\n", i )); + face->metrics[i].bits = pos; + } + else + face->metrics[i].bits = pos + offset; } if ( error ) goto Bail; @@ -891,62 +908,84 @@ THE SOFTWARE. for ( i = 0; i < GLYPHPADOPTIONS; i++ ) { if ( PCF_BYTE_ORDER( format ) == MSBFirst ) - (void)FT_READ_LONG( bitmapSizes[i] ); + (void)FT_READ_ULONG( bitmapSizes[i] ); else - (void)FT_READ_LONG_LE( bitmapSizes[i] ); + (void)FT_READ_ULONG_LE( bitmapSizes[i] ); if ( error ) goto Bail; - sizebitmaps = (FT_ULong)bitmapSizes[PCF_GLYPH_PAD_INDEX( format )]; + sizebitmaps = bitmapSizes[PCF_GLYPH_PAD_INDEX( format )]; - FT_TRACE4(( " %ld-bit padding implies a size of %ld\n", + FT_TRACE4(( " %d-bit padding implies a size of %lu\n", 8 << i, bitmapSizes[i] )); } - FT_TRACE4(( " %ld bitmaps, using %ld-bit padding\n", + FT_TRACE4(( " %lu bitmaps, using %d-bit padding\n", nbitmaps, 8 << PCF_GLYPH_PAD_INDEX( format ) )); - FT_TRACE4(( " bitmap size: %ld\n", sizebitmaps )); + FT_TRACE4(( " bitmap size: %lu\n", sizebitmaps )); FT_UNUSED( sizebitmaps ); /* only used for debugging */ - /* right now, we only check the bitmap offsets; */ - /* actual bitmaps are only loaded on demand */ - for ( i = 0; i < nbitmaps; i++ ) - { - /* rough estimate */ - if ( ( offsets[i] < 0 ) || - ( (FT_ULong)offsets[i] > size ) ) - { - FT_TRACE0(( "pcf_get_bitmaps:" - " invalid offset to bitmap data of glyph %ld\n", i )); - } - else - face->metrics[i].bits = stream->pos + (FT_ULong)offsets[i]; - } - face->bitmapsFormat = format; Bail: - FT_FREE( offsets ); return error; } + /* + * This file uses X11 terminology for PCF data; an `encoding' in X11 speak + * is the same as a character code in FreeType speak. + */ +#define PCF_ENC_SIZE 10 + + static + const FT_Frame_Field pcf_enc_header[] = + { +#undef FT_STRUCTURE +#define FT_STRUCTURE PCF_EncRec + + FT_FRAME_START( PCF_ENC_SIZE ), + FT_FRAME_USHORT_LE( firstCol ), + FT_FRAME_USHORT_LE( lastCol ), + FT_FRAME_USHORT_LE( firstRow ), + FT_FRAME_USHORT_LE( lastRow ), + FT_FRAME_USHORT_LE( defaultChar ), + FT_FRAME_END + }; + + + static + const FT_Frame_Field pcf_enc_msb_header[] = + { +#undef FT_STRUCTURE +#define FT_STRUCTURE PCF_EncRec + + FT_FRAME_START( PCF_ENC_SIZE ), + FT_FRAME_USHORT( firstCol ), + FT_FRAME_USHORT( lastCol ), + FT_FRAME_USHORT( firstRow ), + FT_FRAME_USHORT( lastRow ), + FT_FRAME_USHORT( defaultChar ), + FT_FRAME_END + }; + + static FT_Error pcf_get_encodings( FT_Stream stream, PCF_Face face ) { - FT_Error error; - FT_Memory memory = FT_FACE( face )->memory; - FT_ULong format, size; - int firstCol, lastCol; - int firstRow, lastRow; - FT_ULong nencoding; - FT_UShort encodingOffset; - int i, j; - FT_ULong k; - PCF_Encoding encoding = NULL; + FT_Error error; + FT_Memory memory = FT_FACE( face )->memory; + FT_ULong format, size; + PCF_Enc enc = &face->enc; + FT_ULong nencoding; + FT_UShort* offset; + FT_UShort defaultCharRow, defaultCharCol; + FT_UShort encodingOffset, defaultCharEncodingOffset; + FT_UShort i, j; + FT_Byte* pos; error = pcf_seek_to_table_type( stream, @@ -956,105 +995,143 @@ THE SOFTWARE. &format, &size ); if ( error ) - return error; + goto Bail; - error = FT_Stream_EnterFrame( stream, 14 ); - if ( error ) - return error; + if ( FT_READ_ULONG_LE( format ) ) + goto Bail; - format = FT_GET_ULONG_LE(); + FT_TRACE4(( "pcf_get_encodings:\n" )); + FT_TRACE4(( " format: 0x%lX (%s)\n", + format, + PCF_BYTE_ORDER( format ) == MSBFirst ? "MSB" : "LSB" )); + + if ( !PCF_FORMAT_MATCH( format, PCF_DEFAULT_FORMAT ) && + !PCF_FORMAT_MATCH( format, PCF_BDF_ENCODINGS ) ) + return FT_THROW( Invalid_File_Format ); if ( PCF_BYTE_ORDER( format ) == MSBFirst ) { - firstCol = FT_GET_SHORT(); - lastCol = FT_GET_SHORT(); - firstRow = FT_GET_SHORT(); - lastRow = FT_GET_SHORT(); - face->defaultChar = FT_GET_SHORT(); + if ( FT_STREAM_READ_FIELDS( pcf_enc_msb_header, enc ) ) + goto Bail; } else { - firstCol = FT_GET_SHORT_LE(); - lastCol = FT_GET_SHORT_LE(); - firstRow = FT_GET_SHORT_LE(); - lastRow = FT_GET_SHORT_LE(); - face->defaultChar = FT_GET_SHORT_LE(); + if ( FT_STREAM_READ_FIELDS( pcf_enc_header, enc ) ) + goto Bail; } - FT_Stream_ExitFrame( stream ); + FT_TRACE4(( " firstCol 0x%X, lastCol 0x%X\n", + enc->firstCol, enc->lastCol )); + FT_TRACE4(( " firstRow 0x%X, lastRow 0x%X\n", + enc->firstRow, enc->lastRow )); + FT_TRACE4(( " defaultChar 0x%X\n", + enc->defaultChar )); - FT_TRACE4(( "pcf_get_encodings:\n" - " format: 0x%lX (%s)\n", - format, - PCF_BYTE_ORDER( format ) == MSBFirst ? "MSB" : "LSB" )); + /* sanity checks; we limit numbers of rows and columns to 256 */ + if ( enc->firstCol > enc->lastCol || + enc->lastCol > 0xFF || + enc->firstRow > enc->lastRow || + enc->lastRow > 0xFF ) + return FT_THROW( Invalid_Table ); - if ( !PCF_FORMAT_MATCH( format, PCF_DEFAULT_FORMAT ) ) - return FT_THROW( Invalid_File_Format ); + FT_TRACE5(( "\n" )); - FT_TRACE4(( " firstCol 0x%X, lastCol 0x%X\n" - " firstRow 0x%X, lastRow 0x%X\n", - firstCol, lastCol, - firstRow, lastRow )); + defaultCharRow = enc->defaultChar >> 8; + defaultCharCol = enc->defaultChar & 0xFF; - /* sanity checks; we limit numbers of rows and columns to 256 */ - if ( firstCol < 0 || - firstCol > lastCol || - lastCol > 0xFF || - firstRow < 0 || - firstRow > lastRow || - lastRow > 0xFF ) - return FT_THROW( Invalid_Table ); + /* validate default character */ + if ( defaultCharRow < enc->firstRow || + defaultCharRow > enc->lastRow || + defaultCharCol < enc->firstCol || + defaultCharCol > enc->lastCol ) + { + enc->defaultChar = enc->firstRow * 256U + enc->firstCol; + FT_TRACE0(( "pcf_get_encodings:" + " Invalid default character set to %u\n", + enc->defaultChar )); - nencoding = (FT_ULong)( lastCol - firstCol + 1 ) * - (FT_ULong)( lastRow - firstRow + 1 ); + defaultCharRow = enc->firstRow; + defaultCharCol = enc->firstCol; + } - if ( FT_NEW_ARRAY( encoding, nencoding ) ) - return error; + nencoding = (FT_ULong)( enc->lastCol - enc->firstCol + 1 ) * + (FT_ULong)( enc->lastRow - enc->firstRow + 1 ); error = FT_Stream_EnterFrame( stream, 2 * nencoding ); if ( error ) goto Bail; - FT_TRACE5(( "\n" )); + /* + * FreeType mandates that glyph index 0 is the `undefined glyph', which + * PCF calls the `default character'. However, FreeType needs glyph + * index 0 to be used for the undefined glyph only, which is is not the + * case for PCF. For this reason, we add one slot for glyph index 0 and + * simply copy the default character to it. + * + * `stream->cursor' still points to the beginning of the frame; we can + * thus easily get the offset to the default character. + */ + pos = stream->cursor + + 2 * ( ( defaultCharRow - enc->firstRow ) * + ( enc->lastCol - enc->firstCol + 1 ) + + defaultCharCol - enc->firstCol ); - k = 0; - for ( i = firstRow; i <= lastRow; i++ ) + if ( PCF_BYTE_ORDER( format ) == MSBFirst ) + defaultCharEncodingOffset = FT_PEEK_USHORT( pos ); + else + defaultCharEncodingOffset = FT_PEEK_USHORT_LE( pos ); + + if ( defaultCharEncodingOffset == 0xFFFF ) + { + FT_TRACE0(( "pcf_get_encodings:" + " No glyph for default character,\n" )); + FT_TRACE0(( " " + " setting it to the first glyph of the font\n" )); + defaultCharEncodingOffset = 1; + } + else { - for ( j = firstCol; j <= lastCol; j++ ) + defaultCharEncodingOffset++; + + if ( defaultCharEncodingOffset >= face->nmetrics ) + { + FT_TRACE0(( "pcf_get_encodings:" + " Invalid glyph index for default character,\n" )); + FT_TRACE0(( " " + " setting it to the first glyph of the font\n" )); + defaultCharEncodingOffset = 1; + } + } + + /* copy metrics of default character to index 0 */ + face->metrics[0] = face->metrics[defaultCharEncodingOffset]; + + if ( FT_QNEW_ARRAY( enc->offset, nencoding ) ) + goto Bail; + + /* now loop over all values */ + offset = enc->offset; + for ( i = enc->firstRow; i <= enc->lastRow; i++ ) + { + for ( j = enc->firstCol; j <= enc->lastCol; j++ ) { /* X11's reference implementation uses the equivalent to */ /* `FT_GET_SHORT', however PCF fonts with more than 32768 */ - /* characters (e.g. `unifont.pcf') clearly show that an */ + /* characters (e.g., `unifont.pcf') clearly show that an */ /* unsigned value is needed. */ if ( PCF_BYTE_ORDER( format ) == MSBFirst ) encodingOffset = FT_GET_USHORT(); else encodingOffset = FT_GET_USHORT_LE(); - if ( encodingOffset != 0xFFFFU ) - { - encoding[k].enc = i * 256 + j; - encoding[k].glyph = encodingOffset; - - FT_TRACE5(( " code %d (0x%04X): idx %d\n", - encoding[k].enc, encoding[k].enc, encoding[k].glyph )); - - k++; - } + /* everything is off by 1 due to the artificial glyph 0 */ + *offset++ = encodingOffset == 0xFFFF ? 0xFFFF + : encodingOffset + 1; } } FT_Stream_ExitFrame( stream ); - if ( FT_RENEW_ARRAY( encoding, nencoding, k ) ) - goto Bail; - - face->nencodings = k; - face->encodings = encoding; - - return error; - Bail: - FT_FREE( encoding ); return error; } @@ -1125,10 +1202,10 @@ THE SOFTWARE. if ( FT_READ_ULONG_LE( format ) ) goto Bail; - FT_TRACE4(( "pcf_get_accel%s:\n" - " format: 0x%lX (%s, %s)\n", + FT_TRACE4(( "pcf_get_accel%s:\n", type == PCF_BDF_ACCELERATORS ? " (getting BDF accelerators)" - : "", + : "" )); + FT_TRACE4(( " format: 0x%lX (%s, %s)\n", format, PCF_BYTE_ORDER( format ) == MSBFirst ? "MSB" : "LSB", PCF_FORMAT_MATCH( format, PCF_ACCEL_W_INKBOUNDS ) ? @@ -1150,16 +1227,16 @@ THE SOFTWARE. } FT_TRACE5(( " noOverlap=%s, constantMetrics=%s," - " terminalFont=%s, constantWidth=%s\n" - " inkInside=%s, inkMetrics=%s, drawDirection=%s\n" - " fontAscent=%ld, fontDescent=%ld, maxOverlap=%ld\n", + " terminalFont=%s, constantWidth=%s\n", accel->noOverlap ? "yes" : "no", accel->constantMetrics ? "yes" : "no", accel->terminalFont ? "yes" : "no", - accel->constantWidth ? "yes" : "no", + accel->constantWidth ? "yes" : "no" )); + FT_TRACE5(( " inkInside=%s, inkMetrics=%s, drawDirection=%s\n", accel->inkInside ? "yes" : "no", accel->inkMetrics ? "yes" : "no", - accel->drawDirection ? "RTL" : "LTR", + accel->drawDirection ? "RTL" : "LTR" )); + FT_TRACE5(( " fontAscent=%ld, fontDescent=%ld, maxOverlap=%ld\n", accel->fontAscent, accel->fontDescent, accel->maxOverlap )); @@ -1168,13 +1245,13 @@ THE SOFTWARE. if ( FT_ABS( accel->fontAscent ) > 0x7FFF ) { accel->fontAscent = accel->fontAscent < 0 ? -0x7FFF : 0x7FFF; - FT_TRACE0(( "pfc_get_accel: clamping font ascent to value %d\n", + FT_TRACE0(( "pfc_get_accel: clamping font ascent to value %ld\n", accel->fontAscent )); } if ( FT_ABS( accel->fontDescent ) > 0x7FFF ) { accel->fontDescent = accel->fontDescent < 0 ? -0x7FFF : 0x7FFF; - FT_TRACE0(( "pfc_get_accel: clamping font descent to value %d\n", + FT_TRACE0(( "pfc_get_accel: clamping font descent to value %ld\n", accel->fontDescent )); } @@ -1228,9 +1305,8 @@ THE SOFTWARE. PCF_Property prop; - size_t nn, len; - char* strings[4] = { NULL, NULL, NULL, NULL }; - size_t lengths[4]; + const char* strings[4] = { NULL, NULL, NULL, NULL }; + size_t lengths[4], nn, len; face->style_flags = 0; @@ -1242,8 +1318,8 @@ THE SOFTWARE. { face->style_flags |= FT_STYLE_FLAG_ITALIC; strings[2] = ( *(prop->value.atom) == 'O' || - *(prop->value.atom) == 'o' ) ? (char *)"Oblique" - : (char *)"Italic"; + *(prop->value.atom) == 'o' ) ? "Oblique" + : "Italic"; } prop = pcf_find_property( pcf, "WEIGHT_NAME" ); @@ -1251,20 +1327,20 @@ THE SOFTWARE. ( *(prop->value.atom) == 'B' || *(prop->value.atom) == 'b' ) ) { face->style_flags |= FT_STYLE_FLAG_BOLD; - strings[1] = (char*)"Bold"; + strings[1] = "Bold"; } prop = pcf_find_property( pcf, "SETWIDTH_NAME" ); if ( prop && prop->isString && *(prop->value.atom) && !( *(prop->value.atom) == 'N' || *(prop->value.atom) == 'n' ) ) - strings[3] = (char*)( prop->value.atom ); + strings[3] = (const char*)( prop->value.atom ); prop = pcf_find_property( pcf, "ADD_STYLE_NAME" ); if ( prop && prop->isString && *(prop->value.atom) && !( *(prop->value.atom) == 'N' || *(prop->value.atom) == 'n' ) ) - strings[0] = (char*)( prop->value.atom ); + strings[0] = (const char*)( prop->value.atom ); for ( len = 0, nn = 0; nn < 4; nn++ ) { @@ -1278,7 +1354,7 @@ THE SOFTWARE. if ( len == 0 ) { - strings[0] = (char*)"Regular"; + strings[0] = "Regular"; lengths[0] = ft_strlen( strings[0] ); len = lengths[0] + 1; } @@ -1287,14 +1363,14 @@ THE SOFTWARE. char* s; - if ( FT_ALLOC( face->style_name, len ) ) + if ( FT_QALLOC( face->style_name, len ) ) return error; s = face->style_name; for ( nn = 0; nn < 4; nn++ ) { - char* src = strings[nn]; + const char* src = strings[nn]; len = lengths[nn]; @@ -1397,8 +1473,7 @@ THE SOFTWARE. root->face_flags |= FT_FACE_FLAG_FIXED_SIZES | - FT_FACE_FLAG_HORIZONTAL | - FT_FACE_FLAG_FAST_GLYPHS; + FT_FACE_FLAG_HORIZONTAL; if ( face->accel.constantWidth ) root->face_flags |= FT_FACE_FLAG_FIXED_WIDTH; @@ -1452,7 +1527,7 @@ THE SOFTWARE. { l += ft_strlen( foundry_prop->value.atom ) + 1; - if ( FT_NEW_ARRAY( root->family_name, l ) ) + if ( FT_QALLOC( root->family_name, l ) ) goto Exit; ft_strcpy( root->family_name, foundry_prop->value.atom ); @@ -1461,7 +1536,7 @@ THE SOFTWARE. } else { - if ( FT_NEW_ARRAY( root->family_name, l ) ) + if ( FT_QALLOC( root->family_name, l ) ) goto Exit; ft_strcpy( root->family_name, prop->value.atom ); @@ -1482,17 +1557,10 @@ THE SOFTWARE. else root->family_name = NULL; - /* - * Note: We shift all glyph indices by +1 since we must - * respect the convention that glyph 0 always corresponds - * to the `missing glyph'. - * - * This implies bumping the number of `available' glyphs by 1. - */ - root->num_glyphs = (FT_Long)( face->nmetrics + 1 ); + root->num_glyphs = (FT_Long)face->nmetrics; root->num_fixed_sizes = 1; - if ( FT_NEW_ARRAY( root->available_sizes, 1 ) ) + if ( FT_NEW( root->available_sizes ) ) goto Exit; { @@ -1500,8 +1568,6 @@ THE SOFTWARE. FT_Short resolution_x = 0, resolution_y = 0; - FT_ZERO( bsize ); - /* for simplicity, we take absolute values of integer properties */ #if 0 @@ -1542,7 +1608,7 @@ THE SOFTWARE. else { /* this is a heuristical value */ - bsize->width = (FT_Short)FT_MulDiv( bsize->height, 2, 3 ); + bsize->width = ( bsize->height * 2 + 1 ) / 3; } prop = pcf_find_property( face, "POINT_SIZE" ); @@ -1556,7 +1622,7 @@ THE SOFTWARE. if ( FT_ABS( prop->value.l ) > 0x504C2L ) /* 0x7FFF * 72270/7200 */ { bsize->size = 0x7FFF; - FT_TRACE0(( "pcf_load_font: clamping point size to value %d\n", + FT_TRACE0(( "pcf_load_font: clamping point size to value %ld\n", bsize->size )); } else @@ -1575,7 +1641,7 @@ THE SOFTWARE. if ( FT_ABS( prop->value.l ) > 0x7FFF ) { bsize->y_ppem = 0x7FFF << 6; - FT_TRACE0(( "pcf_load_font: clamping pixel size to value %d\n", + FT_TRACE0(( "pcf_load_font: clamping pixel size to value %ld\n", bsize->y_ppem )); } else |